We have a JS API for that in Wakanda
http://doc.wakanda.org/Images/Image-Class/meta.303-660131.en.html
It use the saveMeta() meta method to apply potential changes:
http://doc.wakanda.org/Images/Image-Class/saveMeta.301-661057.en.html
It was implemented a bit fast but it does correctly the job for now
On 7 juin 2013, at 23:33, Jonas Sicking wrote:
>> If someone goes through the work of defining an EXIF <-> JSON mapping
> then this is something I'd be interested to see added to the spec.
>> It definitely would be nice to enable modifying EXIF metadata without
> having to re-encode the pixel data since that leads to loss of
> quality.
>> / Jonas
Alexandre Morgaut
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